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Add wxFS_SEEKABLE open flag.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42488 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Michael Wetherell
2006-10-27 07:06:41 +00:00
parent 95a76b7540
commit 8c3dbc46b3
2 changed files with 19 additions and 3 deletions
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12
src/common/filesys.cpp
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@@ -27,6 +27,7 @@
#include "wx/mimetype.h"
#include "wx/filename.h"
#include "wx/tokenzr.h"
#include "wx/fileback.h"
//--------------------------------------------------------------------------------
@@ -357,7 +358,7 @@ void wxFileSystem::ChangePathTo(const wxString& location, bool is_dir)
wxFSFile* wxFileSystem::OpenFile(const wxString& location)
wxFSFile* wxFileSystem::OpenFile(const wxString& location, int flags)
{
wxString loc = MakeCorrectPath(location);
unsigned i, ln;
@@ -410,6 +411,15 @@ wxFSFile* wxFileSystem::OpenFile(const wxString& location)
node = node->GetNext();
}
}
if (s && (flags & wxFS_SEEKABLE) != 0 && !s->GetStream()->IsSeekable())
{
wxBackedInputStream *stream;
stream = new wxBackedInputStream(s->DetachStream());
stream->FindLength();
s->SetStream(stream);
}
return (s);
}